... steel and tungsten carbide tip 3.coal pick cutterHigh quality Mining bits coal pick cutter Physical Description: Steel Body, made ... , steel, forestry, the natural stone industries or road building. Place of originZhejiang.ChinaApplicationDrilling,Trenching,Mining and Tunnelling,RecyclingCertificationISO9001:2008MaterialASTM 5140 ... CSupply ability50,000 PCS/MonthDelivery time4~8 weeks Coal pick bit